commit 50646698e3e213fd9e714c327463eed87c4fb5f3 Author: Shelikhoo xiaokangwang@outlook.com Date: Thu Jan 6 20:31:15 2022 +0000

Suppress connection end log output

This is an amendment of https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowf... --- server/lib/snowflake.go | 3 ++- server/server.go | 5 +++-- 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/server/lib/snowflake.go b/server/lib/snowflake.go index 8942286..31b6a20 100644 --- a/server/lib/snowflake.go +++ b/server/lib/snowflake.go @@ -38,6 +38,7 @@ package snowflake_server

import ( "crypto/tls" + "errors" "fmt" "io" "log" @@ -262,7 +263,7 @@ func (l *SnowflakeListener) acceptSessions(ln *kcp.Listener) error { go func() { defer conn.Close() err := l.acceptStreams(conn) - if err != nil && err != io.ErrClosedPipe { + if err != nil && !errors.Is(err, io.ErrClosedPipe) { log.Printf("acceptStreams: %v", err) } }() diff --git a/server/server.go b/server/server.go index 820a0a5..4b53c86 100644 --- a/server/server.go +++ b/server/server.go @@ -3,6 +3,7 @@ package main

import ( + "errors" "flag" "fmt" "io" @@ -47,7 +48,7 @@ func proxy(local *net.TCPConn, conn net.Conn) { wg.Add(2)

go func() { - if _, err := io.Copy(conn, local); err != nil && err != io.ErrClosedPipe { + if _, err := io.Copy(conn, local); err != nil && !errors.Is(err, io.ErrClosedPipe) { log.Printf("error copying ORPort to WebSocket %v", err) } local.CloseRead() @@ -55,7 +56,7 @@ func proxy(local *net.TCPConn, conn net.Conn) { wg.Done() }() go func() { - if _, err := io.Copy(local, conn); err != nil && err != io.ErrClosedPipe { + if _, err := io.Copy(local, conn); err != nil && !errors.Is(err, io.ErrClosedPipe) { log.Printf("error copying WebSocket to ORPort %v", err) } local.CloseWrite()